EP0283660A3 - Procédé de préparation de cétones asymétriques - Google Patents
Procédé de préparation de cétones asymétriques Download PDFInfo
- Publication number
- EP0283660A3 EP0283660A3 EP88101012A EP88101012A EP0283660A3 EP 0283660 A3 EP0283660 A3 EP 0283660A3 EP 88101012 A EP88101012 A EP 88101012A EP 88101012 A EP88101012 A EP 88101012A EP 0283660 A3 EP0283660 A3 EP 0283660A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- ketone
- ketones
- methyl
- asymmetrical
- carboxylic acid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/45—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by condensation
- C07C45/48—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by condensation involving decarboxylation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3709765 | 1987-03-25 | ||
| DE19873709765 DE3709765A1 (de) | 1987-03-25 | 1987-03-25 | Verfahren zur herstellung unsymmetrischer aliphatischer ketone |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP0283660A2 EP0283660A2 (fr) | 1988-09-28 |
| EP0283660A3 true EP0283660A3 (fr) | 1990-02-07 |
Family
ID=6323912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP88101012A Ceased EP0283660A3 (fr) | 1987-03-25 | 1988-01-25 | Procédé de préparation de cétones asymétriques |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US5001273A (fr) |
| EP (1) | EP0283660A3 (fr) |
| JP (1) | JPS63255242A (fr) |
| DE (1) | DE3709765A1 (fr) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4950763A (en) * | 1988-07-29 | 1990-08-21 | Basf Aktiengesellschaft | Preparation of ketones |
| DE4121117A1 (de) * | 1991-06-26 | 1993-01-07 | Henkel Kgaa | Verfahren zur herstellung von fettketonen |
| US5600013A (en) * | 1993-05-28 | 1997-02-04 | Rhone-Poulenc Chimie | Preparation of cyclic ketones |
| FR2816306B1 (fr) * | 2000-11-06 | 2002-12-20 | Rhodia Chimie Sa | Procede de preparation de cetones fluorees |
| WO2007038371A1 (fr) * | 2005-09-23 | 2007-04-05 | Eastman Chemical Company | Catalyseurs selectifs de la preparation de cetones melanges a partir d'un melange d'acides carboxyliques |
| US20070100166A1 (en) * | 2005-09-23 | 2007-05-03 | Beavers William A | Catalyst and process for the preparation of unsymmetrical ketones |
| KR20080047561A (ko) * | 2005-09-23 | 2008-05-29 | 이스트만 케미칼 컴파니 | 메틸 아이소프로필 케톤을 제조하기 위한 촉매 |
| CN100363098C (zh) * | 2005-10-25 | 2008-01-23 | 中国石油天然气股份有限公司 | 一种c2-c12脂肪羧酸酮化催化剂及其应用 |
| WO2013119939A1 (fr) * | 2012-02-10 | 2013-08-15 | Ee-Terrabon Biofuels, Llc | Réaction à plusieurs étapes destinée à atténuer la présence de cations indésirables |
| CN108002993B (zh) * | 2016-10-31 | 2020-08-07 | 中国科学院大连化学物理研究所 | 一种由丁醇制备4-庚酮的方法 |
| CN108892605B (zh) * | 2018-07-04 | 2021-09-10 | 大丰鑫源达化工有限公司 | 一种光引发剂1173的制备工艺 |
| CN113559843B (zh) * | 2021-07-09 | 2023-08-11 | 江苏恒兴新材料科技股份有限公司 | 一种合成2-戊酮用催化剂的制备方法与用途 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2737511A1 (de) * | 1976-08-20 | 1978-02-23 | Diamond Shamrock Corp | Verfahren zur herstellung von ketonen |
| EP0085996A2 (fr) * | 1982-02-08 | 1983-08-17 | Shell Internationale Researchmaatschappij B.V. | Procédé de préparation de cétones aliphatiques asymétriques |
| CH657121A5 (en) * | 1983-06-15 | 1986-08-15 | Shell Int Research | Process for the preparation of asymmetric aliphatic ketones |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE55651C (de) * | G. A. MÜGER in Rosieres-aux-Salines, Meurthe & Moselle, Frankreich | Hahn mit Kükenentleerung | ||
| US3468956A (en) * | 1965-05-11 | 1969-09-23 | Texaco Inc | Preparation of dialkyl ketones |
| US4528400A (en) * | 1976-08-20 | 1985-07-09 | Sds Biotech Corporation | Preparation of ketones |
-
1987
- 1987-03-25 DE DE19873709765 patent/DE3709765A1/de not_active Withdrawn
-
1988
- 1988-01-25 EP EP88101012A patent/EP0283660A3/fr not_active Ceased
- 1988-03-24 JP JP63068338A patent/JPS63255242A/ja active Pending
-
1989
- 1989-03-01 US US07/319,875 patent/US5001273A/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2737511A1 (de) * | 1976-08-20 | 1978-02-23 | Diamond Shamrock Corp | Verfahren zur herstellung von ketonen |
| EP0085996A2 (fr) * | 1982-02-08 | 1983-08-17 | Shell Internationale Researchmaatschappij B.V. | Procédé de préparation de cétones aliphatiques asymétriques |
| CH657121A5 (en) * | 1983-06-15 | 1986-08-15 | Shell Int Research | Process for the preparation of asymmetric aliphatic ketones |
Also Published As
| Publication number | Publication date |
|---|---|
| US5001273A (en) | 1991-03-19 |
| JPS63255242A (ja) | 1988-10-21 |
| DE3709765A1 (de) | 1988-10-06 |
| EP0283660A2 (fr) | 1988-09-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
| AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): BE CH DE FR GB IT LI NL |
|
| PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
| AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): BE CH DE FR GB IT LI NL |
|
| 17P | Request for examination filed |
Effective date: 19900409 |
|
| 17Q | First examination report despatched |
Effective date: 19910816 |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION HAS BEEN REFUSED |
|
| 18R | Application refused |
Effective date: 19921026 |